Insta360 has introduced the ONE RS, an action camera that supports three lenses and starts at just US$299.99. The Insta360 ONE RS features the company's new RS core too, and is orderable now.
https://www.notebookcheck.net/Insta360-ONE-RS-New-action-camera-launches-with-three-lens-options-to-battle-the-DJI-Action-2-and-the-GoPro-Hero-10-Black.609580.0.html